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authorLennart Poettering <lennart@poettering.net>2016-06-08 18:56:20 +0200
committerLennart Poettering <lennart@poettering.net>2016-06-14 19:50:38 +0200
commitd9ab2bcf0591b496f1a4750c7ff790b33f9c7e59 (patch)
treebf6ba42e885a9cd8e6baa55a8629f6bb28678eae /src/test/test-util.c
parent1d7100298c2a696d99f6fbd6ab858762aeb51ac7 (diff)
util: when determining the amount of memory on this system, take cgroup limit into account
When determining the amount of RAM in the system, let's make sure we also read the root-level cgroup memory limit into account. This isn't particularly useful on the host, but in containers it makes sure that whatever memory the container got assigned is actually used for RAM size calculations.
Diffstat (limited to 'src/test/test-util.c')
-rw-r--r--src/test/test-util.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/src/test/test-util.c b/src/test/test-util.c
index 9b6d2a7968..5b3fbcff53 100644
--- a/src/test/test-util.c
+++ b/src/test/test-util.c
@@ -26,6 +26,7 @@
#include "def.h"
#include "fileio.h"
#include "fs-util.h"
+#include "parse-util.h"
#include "raw-clone.h"
#include "rm-rf.h"
#include "string-util.h"
@@ -263,6 +264,18 @@ static void test_raw_clone(void) {
}
}
+static void test_physical_memory(void) {
+ uint64_t p;
+ char buf[FORMAT_BYTES_MAX];
+
+ p = physical_memory();
+ assert_se(p > 0);
+ assert_se(p < UINT64_MAX);
+ assert_se(p % page_size() == 0);
+
+ log_info("Memory: %s", format_bytes(buf, sizeof(buf), p));
+}
+
int main(int argc, char *argv[]) {
log_parse_environment();
log_open();
@@ -277,6 +290,7 @@ int main(int argc, char *argv[]) {
test_log2i();
test_execute_directory();
test_raw_clone();
+ test_physical_memory();
return 0;
}